3CX can be installed on a VM which platforms are recommended? {Ans: Hyper V, ESXi, KVM, XenServer}What does the Firewall checker test? {Ans: Full cone NAT, Port preservation, SIP ALG}NAT can also be used to limited who can access the server using? {Ans: ACL}Which versions of Windows server can you install 3CX on? {Ans: 2012 R2, 2016}3CX requires a ... in order to be setup {Ans: FQDN}NAT translates ... IPv4 IP addresses to ... private IP adresses {Ans: Public, private}